
KMC XFSI - Chain X FlatW 12-13 Speed Silver/Silver - Pre Waxed
KMC · Bikes Online
Last seen $79.99 on 8 Aug 2026
Not on special right now. $79.99 is the last price we recorded on 8 Aug 2026.
In stock when we last checked on 8 Aug 2026. Prices change — confirm on the store's page before buying.
Price history
We started tracking this on 6 Aug 2026 and have recorded a single price so far. The chart appears once we've seen the price move.
Description
The KMC X-Flat is a high-performance, flat-top bicycle chain specifically engineered for modern 12-speed and 13-speed SRAM AXS drivetrains, offering smooth, quiet shifting with a sleek, narrow profile, enhanced durability and superior cleanliness thanks to pre-waxed using KMC GO Wax, reducing dirt buildup and extending life. It features a unique flat-top design for better interaction with SRAM's tight-spaced sprockets and includes a MissingLink for easy tool-free installation.
FEATURES - Pre waxed with KMC GO (150ml KMCGCW150 and 500ml KMCGCW500) - High Rigidity – Quick response and higher efficiency - Highest Pin Power – Unsurpassed riveting technology - Double X Durability – Double SP (Stretch Proof treatment) exceptional durability - Double X Bridge Shape – Precise gear shifting - Outer Plate Chamfering – Accurate shifting - Inner Plate Chamfering – Expeditious shifting - KMC’s XFlat series chains are designed to suit SRAM’s flat-top chain profile. - The flattop chain allows for a narrower chain that doesn’t sacrifice strength or durability. - XFlat is compatible with SRAM’s 12 speed and 13 speed AXS drivetrains and Transmission or T-Type drivetrains. - Not compatible with other 12/13 speed systems or older SRAM groupsets. - Waxed: Forms a protective barrier that outlasts oil-based products.
SPECIFICATIONS - 1/2″ x 11/128″ - 126 Links - Supplied with a MissingLink (Chain connecting link) - Compatibility : All SRAM 12-13 Speed derailleur systems using flattop chains
Details
- Weight
- 545 g
- Store
- Bikes Online
- Brand
- KMC
- SKU
- XFSI
- Category
- Parts & Components
- First tracked
- 6 Aug 2026
- Last checked
- 8 Aug 2026















